Novel interior division of mosquito-proof window
Technical Field
The invention relates to the technical field of inward opening type windows, in particular to a novel inward opening type mosquito-proof window.
Background
At present, a lot of windows used upstairs in some districts are inward opening windows, and mosquito-proof window screens for preventing mosquitoes from entering rooms are basically installed on the windows.
As shown in fig. 1, the inward opening anti-mosquito window comprises a rectangular window frame 1, wherein the window frame 1 is fixedly connected to a wall 2, the window frame 1 is parallel to the wall 2, a window sash 11 is arranged on the window frame 1, the window sash 11 is hinged to the side wall of the window frame 1 in the height direction, and an anti-mosquito window screen 124 is fixedly connected to the inner circumferential surface of the window frame 1.
The above prior art solutions have the following drawbacks: mosquito-proof window screening 124 rigid coupling is on window frame 1, and the trompil on the mosquito-proof window screening 124 is very little, and when people in the room saw through glass and observe outdoor scenery, window frame 1 can influence indoor people's sight.
Disclosure of Invention
The invention aims to provide a novel inward-opening anti-mosquito window which has the advantage that anti-mosquito window gauze can be collected when a window sash needs to be closed.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a novel interior division of mosquito-proof window, including the window frame of rigid coupling on the wall body, it has the casement to articulate on the window frame, window frame top rigid coupling has the window screening box, wear to be equipped with the dead lever in the window screening box, the both ends of dead lever are worn out the back rigid coupling respectively from the both ends of window screening box on the window frame, the cover is equipped with rotatory section of thick bamboo on the dead lever, rotatory section of thick bamboo rotates with the window screening box to be connected, be provided with the volute spiral spring between rotatory section of thick bamboo and the window screening box, volute spiral spring's one end and dead lever rigid coupling, volute spiral spring's the other end and rotatory section of thick bamboo rigid coupling, the winding has mosquito-proof window screening on the outer peripheral face of rotatory section of thick bamboo, the last gauze of having seted up out the yarn mouth, the one end and the rotatory section of thick bamboo rigid coupling of mosquito-proof screen window screening, the one end that mosquito-proof window screening stretches out from the window screening.
By adopting the technical scheme, after the window is opened, the mosquito-proof window screen is pulled downwards by hand, the mosquito-proof window screen slides downwards along the side wall of the inner circumferential surface of the window frame, the rotary cylinder always rotates in the process of sliding the mosquito-proof window screen downwards, when the rotary cylinder rotates, the volute spring between the rotary cylinder and the fixed rod generates power storage, when the mosquito-proof window screen slides into the window screen groove at the bottom of the inner circumferential surface of the window frame, the first magnet strip in the window screen groove and the second magnet strip on the mosquito-proof window screen are adsorbed together, the mosquito-proof window screen is fixed, when the window needs to be closed, the second magnet strip on the mosquito-proof window screen is separated from the first magnet strip in the window screen groove by force, at the moment, the power storage generated by the volute spring between the rotary cylinder and the fixed rod when the window screen moves downwards is released, the volute spring drives the rotary cylinder to start rotating, at the moment, the rotary cylinder collects the mosquito-proof window screen into the window screen again, at the moment, the window is closed again, the mosquito-proof window screen is rolled into the window screen box, and the mosquito-proof window screen cannot interfere the sight of indoor people when the indoor people observe the window outwards.
The invention is further configured to: the two side walls of the inner peripheral surface of the window frame are provided with sliding openings, and the two sides of the mosquito-proof window screen respectively penetrate through the two sliding openings.
Through adopting above-mentioned technical scheme, the both sides of mosquito-proof window screening slide in two slides the mouth respectively, have eliminated the both sides of mosquito-proof window screening and the clearance between the window frame, have increased the leakproofness between window frame and the mosquito-proof window screening.
The invention is further configured to: a first connecting rod and a second connecting rod which are parallel to the window frame are arranged at the bottom of the window frame, a third connecting rod which is perpendicular to the window frame is arranged between the first connecting rod and the second connecting rod, a first bevel gear is fixedly connected onto the first connecting rod, a second bevel gear is fixedly connected onto the second connecting rod, a third bevel gear and a fourth bevel gear are fixedly connected onto the third connecting rod, the tooth surfaces of the third bevel gear and the fourth bevel gear are opposite, the first bevel gear is meshed with the third bevel gear, the second bevel gear is meshed with the fourth bevel gear, and one end of the third connecting rod extends out of the window frame;
the two ends of the rotary drum extend out of the two ends of the window screening box respectively, the two ends of the rotary drum are fixedly connected with a first roller and a second roller respectively, a third roller is fixedly connected to a first connecting rod, a fourth roller is fixedly connected to a second connecting rod, a first belt is arranged between the first roller and the third roller, and a second belt is sleeved on the second roller and the fourth roller.
By adopting the technical scheme, when the window sash on the window needs to be opened, before the window sash is opened, the third connecting rod is firstly rotated, the third connecting rod rotates to drive the third bevel gear and the fourth bevel gear to rotate, the third bevel gear drives the first bevel gear to rotate so as to drive the first connecting rod to rotate, the fourth bevel gear drives the second bevel gear to rotate so as to drive the second connecting rod to rotate, because the tooth surfaces of the third bevel gear and the fourth bevel gear are opposite, the first connecting rod and the second connecting rod can rotate in the same direction under the drive of the third connecting rod, the first connecting rod and the second connecting rod drive the rotating cylinder to rotate through the first belt and the second belt, the rotating cylinder can enable the window screen to move downwards along the sliding opening on the window frame until the second magnet strip at the lower part of the mosquito-proof window screen is adsorbed together with the first strip in the groove of the window screen, and then the mosquito-proof window screen is closed, and then the window sash is opened. When the casement need be closed, can close the casement earlier, rotate the third connecting rod again, the rotation of third connecting rod drives rotatory section of thick bamboo rotatory, and rotatory messenger mosquito-proof window screening upward movement of rotatory section of thick bamboo, first magnet strip and second magnet strip are parted under the effect of rotatory section of thick bamboo, and volute spiral spring makes in mosquito-proof window screening is gone into the window screening by the rolling, avoids influencing people's sight when observing outside the window from indoor mosquito-proof window screening.
The invention is further configured to: the both sides rigid coupling of mosquito-proof window screening has the correction strip, has seted up on the correction strip and has corrected the groove, and equal rigid coupling has the correction board on the both sides wall of the mouth that slides, and the rigid coupling has the correction piece of being connected with correcting the groove and sliding on the correction board.
Through adopting above-mentioned technical scheme, the correction piece can restrict the correction strip, and then restricts the window screening, makes the window screening can not appear the condition of off tracking at the in-process of downstream or upward movement.
The invention is further configured to: the upper rigid coupling of head rod has two first baffles, is provided with first stay cord between two first baffles, and on the one end rigid coupling head rod of first stay cord, the other end rigid coupling of first stay cord was at the lower surface of correcting the strip, the rigid coupling has two second baffles on the second connecting rod, is provided with the second stay cord between two second baffles, the one end and the second connecting rod rigid coupling of second stay cord, and the other end rigid coupling of second stay cord is at the lower surface of correcting the strip.
Through adopting above-mentioned technical scheme, when the rotatory mosquito-proof window screening downstream that makes of head rod and second, first stay cord and second stay cord can be slowly twined on head rod and second connecting rod, and first stay cord and second stay cord can stimulate mosquito-proof window screening downstream simultaneously, avoid mosquito-proof window screening to appear the condition of screens between two correction pieces when downstream.
The invention is further configured to: and a turntable is arranged at one end of the third connecting rod, which is positioned outside the window frame.
By adopting the technical scheme, the contact area between the hand and the third connecting rod is increased, so that the hand is more labor-saving and convenient when the third connecting rod is rotated.
The invention is further configured to: the third connecting rod sets up to the circular pipe, has seted up on the third connecting rod and has placed the mouth, wears to be equipped with the fourth connecting rod in the third connecting rod, and the one end rigid coupling of fourth connecting rod has the fifth connecting rod, and the fifth connecting rod stretches out from placing the mouth, the carousel rigid coupling has been seted up on the fourth connecting rod on the lateral wall of window frame and has been accomodate the groove, and the carousel is located and accomodates the inslot.
Through adopting above-mentioned technical scheme, seted up on the third connecting rod and placed the mouth, the fifth connecting rod can be in placing the intraoral slip, the carousel can be followed and accomodate the inslot and pull out when using, the carousel rotates, the carousel drives the fourth connecting rod and rotates, the fourth connecting rod is because the effect of fifth connecting rod is blocked on the third connecting rod, the fourth connecting rod drives the third connecting rod and rotates, the carousel pushes the carousel and accomodates the inslot when not using, carousel protrusion has been avoided on the window frame, make some actions in the life cause to collide with the use that influences the carousel to the carousel.
The invention is further configured to: the side wall of the containing groove is hinged with a closed cover.
Through adopting above-mentioned technical scheme, the closing cap will accomodate the groove and seal, better protection carousel.
In conclusion, the beneficial technical effects of the invention are as follows:
1. through setting up the dead lever, rotatory section of thick bamboo is established to the cover on the dead lever, set up volute spiral spring between rotatory section of thick bamboo and dead lever, after the window is opened, with the hand mosquito-proof window screening pulling downwards, mosquito-proof window screening is at the in-process of gliding downwards, rotatory section of thick bamboo is rotating all the time, volute spiral spring between rotatory section of thick bamboo and the dead lever produces when rotatory section of thick bamboo rotates and holds power, first magnet strip and the second magnet strip absorption on the mosquito-proof window screening when the window screen inslot are in the same place, mosquito-proof window screening is fixed, the window is sealed by mosquito-proof window screening this moment. When the window needs to be closed, the second magnet strip on the mosquito-proof window screen is separated from the first magnet strip in the window screen groove by force, the stored force generated by the volute spiral spring between the rotary cylinder and the fixed rod when the window screen moves downwards is released, the volute spiral spring drives the rotary cylinder to rotate, the rotary cylinder collects the mosquito-proof window screen into the window screen box again, the window is closed again at the moment, the mosquito-proof window screen is wound into the window screen box, and the mosquito-proof window screen cannot interfere the sight of indoor people when the indoor people observe the window screen outwards;
2. through set up the head rod bottom the window frame, second connecting rod and third connecting rod, when the casement on the window need be opened, before opening the casement, at first rotatory third connecting rod, the rotation of third connecting rod drives head rod and second connecting rod and is the syntropy rotation, head rod and second connecting rod drive the rotatory section of thick bamboo rotation through first belt and second belt, the rotatory section of thick bamboo that can make the window screening along the mouth downstream that slides on the window frame, until the second magnet strip of mosquito-proof window screening lower part and the first magnet strip absorption back together of window screening inslot, it can to open the casement again. When the window sash needs to be closed, the window sash can be closed firstly, then the third connecting rod is rotated, the rotation of the third connecting rod drives the rotating cylinder to rotate, the rotating cylinder rotates to enable the mosquito-proof window screen to move upwards, the first magnet strip and the second magnet strip are separated under the action of the rotating cylinder, and the scroll spring enables the mosquito-proof window screen to be rolled into the window screen box, so that the influence of the mosquito-proof window screen on the sight of people when the window sash is observed from the indoor to the outside of the window is avoided;
3. through set up first stay cord between head rod and mosquito-proof window screening, set up the second stay cord between second connecting rod and mosquito-proof window screening, when head rod and second rotation make mosquito-proof window screening downstream, first stay cord and second stay cord can be slowly twined on head rod and second connecting rod, first stay cord and second stay cord can stimulate mosquito-proof window screening downstream simultaneously, avoid mosquito-proof window screening the condition that the screens appears between two correction blocks when downstream.
Drawings
Fig. 1 is a schematic view of an overall structure of an inward opening mosquito-proof window in the prior art;
fig. 2 is a schematic overall structure diagram of the inward opening mosquito-proof window in the embodiment;
fig. 3 is a side sectional view of the inward opening mosquito prevention window in the present embodiment;
fig. 4 is a schematic view of the inner structure of the inwardly opened mosquito-proof window in the embodiment;
FIG. 5 is a schematic view showing the configuration of the prominent corrective strip and the corrective plate in this embodiment;
fig. 6 is a schematic view showing the connection structure among the first connecting rod, the second connecting rod and the third connecting rod in the embodiment.
In the figure, 1, a window frame; 11. a window sash; 12. a window screen box; 121. fixing the rod; 122. a rotary drum; 1221. a first drum; 1222. a second drum; 123. a volute spiral spring; 124. mosquito-proof window screening; 1241. a second magnet bar; 125. a yarn outlet; 13. a sliding port; 14. a window screen groove; 141. a first magnet bar; 15. a receiving groove; 151. a closure cap; 2. a wall body; 3. a first connecting rod; 31. a first bevel gear; 32. a third drum; 33. a first belt; 34. a first baffle plate; 35. a first pull cord; 4. a second connecting rod; 41. a second bevel gear; 42. a fourth drum; 43. a second belt; 44. a second baffle; 45. a second pull cord; 5. a third connecting rod; 51. a third bevel gear; 52. a fourth bevel gear; 53. a turntable; 54. a fourth connecting rod; 541. a fifth connecting rod; 55. a placement port; 6. correcting strips; 61. a correction slot; 7. straightening a plate; 71. and (5) correcting blocks.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 2 and 3, the invention discloses a novel inward-opening mosquito-proof window, which comprises a rectangular window frame 1, wherein the window frame 1 is fixedly connected to a wall body 2, the window frame 1 is parallel to the wall body 2, a window sash 11 is arranged on the window frame 1, and the window sash 11 is hinged to the side wall of the window frame 1 in the height direction.
The top of the window frame 1 is provided with a rectangular window screening box 12, the upper surface of the window screening box 12 is fixedly connected to the window frame 1, a fixing rod 121 penetrates through two side walls of the window screening box 12 in the height direction, the fixing rod 121 is arranged along the length direction of the window screening box 12, two ends of the fixing rod 121 extend out from two ends of the window screening box 12 and then are fixedly connected to the window frame 1, a rotary cylinder 122 is sleeved on the fixing rod 121, the rotary cylinder 122 penetrates through the window screening box 12, two ends of the rotary cylinder 122 extend out from two ends of the window screening box 12, the rotary cylinder 122 is rotatably connected with the window screening box 12, a scroll spring 123 is arranged between the rotary cylinder 122 and the fixing rod 121, one end of the scroll spring 123 is fixedly connected to the outer peripheral surface of the fixing rod 121, the other end of the scroll spring 123 is fixedly connected to the inner peripheral surface of the rotary cylinder 122, an anti-mosquito window screening 124 is wound on the rotary cylinder 122 positioned inside the window screening box, the window screen outlet 125 is formed along the length direction of the window screen box 12, one end of the mosquito-proof window screen 124 is fixedly connected to the outer peripheral surface of the rotary drum 122, the other end of the mosquito-proof window screen 124 extends out of the window screen outlet 125 at the bottom of the window screen box 12, the sliding openings 13 are formed in two side walls of the inner peripheral surface of the window frame 1, the sliding openings 13 are arranged along the height direction of the side walls on two sides of the inner peripheral surface of the window frame 1, the sliding openings 13 are parallel to the window frame 1, the free end of the mosquito-proof window screen 124 penetrates through the two sliding openings 13, the free end of the mosquito-proof window screen 124 can slide downwards along the two sliding openings 13, the bottom of the inner peripheral surface of the window frame 1 is provided with a window screen groove 14, the window screen groove 14 is arranged along the width direction of the inner peripheral surface of the window frame 1, the bottom of the window screen groove 14 is fixedly connected with a first magnet strip 141, the first magnet strip 12414 is arranged along the.
After the window is opened, the free end of the mosquito-proof window screening 124 is pulled downwards by hand, the mosquito-proof window screening 124 slides downwards along the sliding opening 13 on the side wall of the inner circumferential surface of the window frame 1, the rotary cylinder 122 rotates all the time in the process that the mosquito-proof window screening 124 slides downwards, when the rotary cylinder 122 rotates, the scroll spring 123 between the rotary cylinder 122 and the fixed rod 121 generates power storage, when the mosquito-proof window screening 124 slides into the window screening groove 14 at the bottom of the inner circumferential surface of the window frame 1, the first magnet strip 141 in the window screening groove 14 and the second magnet strip 1241 at the free end of the mosquito-proof window screening 124 are adsorbed together, the mosquito-proof window screening 124 is fixed, when the window needs to be closed, the second magnet strip 1241 on the mosquito-proof window screening 124 is separated from the first magnet strip 141 in the window screening groove 14 by force, at the moment, the scroll spring 123 between the rotary cylinder 122 and the fixed rod 121 generates power storage when the window screening moves downwards, the scroll spring 123 drives the rotary cylinder 122 to start rotating, at this moment, the rotating cylinder 122 collects the mosquito-proof window screen 124 into the window screen box 12 again, the window is closed again at this moment, the mosquito-proof window screen 124 is rolled into the window screen box 12, and the mosquito-proof window screen 124 cannot interfere with the sight of indoor people when the people observe the window outwards.
When the window sash 11 needs to be closed, firstly, the anti-mosquito window screening 124 needs to be rolled into the window screening box 12, in the process of rolling the anti-mosquito window screening 124, a person needs to manually separate the second magnet strip 1241 on the anti-mosquito window screening 124 from the first magnet strip 141 in the window screening groove 14, after the first magnet strip 141 and the second magnet strip 1241 are separated, in the process of rolling the anti-mosquito window screening 124 upwards, the window sash 11 on the window is in an open state, at the moment, the window is in an unshielded state for a period of time, insects easily fly into the room at the period of time, in addition, when the window sash 11 is in a closed state and needs to be opened, firstly, the window sash 11 needs to be opened, the anti-mosquito window screening 124 is pulled downwards after the window sash 11 is opened, until the second magnet strip 1241 on the free end of the anti-mosquito window screening 124 is fixed with the first magnet strip 141 in the window screening groove 14, and in the process, the window also can be in an unshielded state for a period of, at this time, insects can easily enter the room.
As shown in fig. 4 and 5, in order to enable the anti-mosquito window screening 124 to be opened and closed in a state that the indoor window sash 11 is closed, and increase the insect-proof effect of the window as much as possible, the outer circumferential surfaces of the two ends of the rotary drum 122 are respectively sleeved with a first roller 1221 and a second roller 1222, the first roller 1221 and the second roller 1222 are both fixedly connected with the rotary drum 122, the bottom of the window frame 1 is provided with a first connecting rod 3 and a second connecting rod 4, the first connecting rod 3 and the second connecting rod 4 are located on the same straight line, and the first connecting rod 3 and the second connecting rod 4 are arranged along the width direction of the window frame 1.
As shown in fig. 6, a third connecting rod 5 is arranged between the first connecting rod 3 and the second connecting rod 4, the third connecting rod 5 is perpendicular to the window frame 1, a first bevel gear 31 is fixedly connected to one end of the first connecting rod 3 facing the third connecting rod 5, a second bevel gear 41 is fixedly connected to one end of the second connecting rod 4 facing the third connecting rod 5, the first bevel gear 31 is larger than the second bevel gear 41, a third bevel gear 51 and a fourth bevel gear 52 are fixedly connected to the third connecting rod 5, tooth surfaces of the third bevel gear 51 and the fourth bevel gear 52 are opposite, the third bevel gear 51 is larger than the fourth bevel gear 52, the first bevel gear 31 is engaged with the third bevel gear 51, and the second bevel gear 41 is engaged with the fourth bevel gear 52.
As shown in fig. 4 and 5, one end of each of the first connecting rod 3 and the second connecting rod 4, which is far away from the third connecting rod 5, is rotatably connected to the window frame 1, the first connecting rod 3 is sleeved with a third roller 32, the third roller 32 is fixedly connected to the first connecting rod 3, the third roller 32 is located under the first roller 1221, the second connecting rod 4 is sleeved with a fourth roller 42, the fourth roller 42 is fixedly connected to the second connecting rod 4, the fourth roller 42 is located under the second roller 1222, the first belt 33 is sleeved between the first roller 1221 and the third roller 32, the second belt 43 is sleeved between the second roller 1222 and the fourth roller 42, and the third connecting rod 5 extends out of the indoor side wall of the window frame 1.
When the window sash 11 on the window needs to be opened, before the window sash 11 is opened, first the third connecting rod 5 is rotated, the rotation of the third connecting rod 5 drives the third bevel gear 51 and the fourth bevel gear 52 to rotate, the third bevel gear 51 drives the first bevel gear 31 to rotate, and then drives the first connecting rod 3 to rotate, the fourth bevel gear 52 drives the second bevel gear 41 to rotate, and then drives the second connecting rod 4 to rotate, because the tooth surfaces of the third bevel gear 51 and the fourth bevel gear 52 are opposite, the first connecting rod 3 and the second connecting rod 4 will rotate in the same direction under the driving of the third connecting rod 5, the first connecting rod 3 and the second connecting rod 4 drive the rotating cylinder 122 to rotate through the first belt 33 and the second belt 43, the rotating cylinder 122 can make the window screening move downwards along the sliding opening 13 on the window frame 1 until the second magnet strip 1241 at the lower part of the anti-mosquito window screening 124 is adsorbed together with the first magnet strip 141 in the window screening groove 14, and then the window sash 11 is opened. When the casement 11 needs to be closed, the casement 11 can be closed firstly, then the third connecting rod 5 is rotated, the rotation of the third connecting rod 5 drives the rotary cylinder 122 to rotate, the rotary cylinder 122 rotates to enable the mosquito-proof window screen 124 to move upwards, the first magnet strip 141 and the second magnet strip 1241 are separated under the action of the rotary cylinder 122, the scroll spring 123 enables the mosquito-proof window screen 124 to be rolled into the window screen box 12, and the influence of the mosquito-proof window screen 124 on the sight of people when the person observes from the indoor to the outside of the window is avoided.
In order to enable the anti-mosquito screen window to move in the sliding opening 13 along a straight line, two rectangular correction plates 7 are fixedly connected to two side walls of the sliding opening 13, rectangular correction blocks 71 are fixedly connected to the correction plates 7, the correction blocks 71 are arranged along the length direction of the correction plates 7, correction strips 6 are fixedly connected to two sides of the anti-mosquito screen window 124, correction grooves 61 are formed in two surfaces of each correction strip 6, the two correction blocks 71 are respectively located in the two correction grooves 61, and the correction blocks 71 are connected with the correction grooves 61 in a sliding mode.
When rotating third connecting rod 5, the area of contact of third connecting rod 5 and hand is less for the staff is difficult to rotate third connecting rod 5 when exerting oneself, and in order to make third connecting rod 5 more laborsaving convenient when rotating, the one end that third connecting rod 5 is located window frame 1 outside is provided with carousel 53, and carousel 53 is parallel with window frame 1.
In the process of rotating the third connecting rod 5 to move the anti-mosquito window screening 124 downwards, the anti-mosquito window screening 124 has lighter weight and smaller gravity, so that the anti-mosquito window screening 124 is easy to be blocked when sliding in the sliding opening 13, so that the anti-mosquito window screening 124 is not smooth when sliding in the sliding opening 13, in order to make the anti-mosquito window screening 124 move more smoothly in the sliding opening 13, two annular first baffle plates 34 are fixedly connected to the first connecting rod 3, a space exists between the two first baffle plates 34, a first pull rope 35 is arranged on the outer peripheral surface of the first connecting rod 3 between the two first baffle plates 34, one end of the first pull rope 35 is fixedly connected to the first connecting rod 3, the other end of the first pull rope 35 is fixedly connected to the lower surface of the correcting strip 6 right above the first baffle plate 34, two annular second baffle plates 44 are fixedly connected to the second connecting rod 4, a space exists between the two second baffle plates 44, and a second pull rope 45 is wound on the outer peripheral surface of the second connecting rod 4 between the two second baffle plates 44, one end of the second pulling rope 45 is fixedly connected with the second connecting rod 4, the other end of the second pulling rope 45 is fixedly connected with the lower surface of the correcting strip 6 right above the second baffle 44, and the first pulling rope 35 and the second pulling rope 45 are always in a tightening state. When the first connecting rod 3 and the second connecting rod 4 rotate to enable the mosquito-proof window screening 124 to move downwards, the first pull rope 35 and the second pull rope 45 can be used for pulling the mosquito-proof window screening 124 to move downwards, and the mosquito-proof window screening 124 is prevented from being clamped in the sliding opening 13.
As shown in fig. 6, if the rotary plate 53 is still exposed outside the window frame 1 after completing the work, and objects are placed on the windowsill in life or the rotary plate 53 is easily knocked to affect the use of the rotary plate 53 when encountering some other situations, in order to make the rotary plate 53 hide the rotary plate 53 on the window frame 1 after the use is completed and avoid some actions in life from affecting the rotary plate 53, the third connecting rod 5 is provided with a hollow circular tube, the third connecting rod 5 is provided with two placing ports 55, the placing ports 55 are arranged along the length direction of the third connecting rod 5, the third connecting rod 5 is internally provided with a fourth connecting rod 54 in a penetrating way, the outer peripheral surface of one end of the fourth connecting rod 54 is fixedly connected with two fifth connecting rods 541, the two fifth connecting rods 541 respectively extend out from the two placing ports 55 on the third connecting rod 5, the fourth connecting rod 54 can slide on the third connecting rod 5 along the length direction of the third connecting rod 5, the turntable 53 is fixedly connected to one end of the fourth connecting rod 54 far away from the third connecting rod 5.
As shown in fig. 2, the window frame 1 is provided with a rectangular accommodating groove 15, the rotating disc 53 is located in the accommodating groove 15, when in use, the rotating disc 53 can be pulled to pull the rotating disc 53 out of the accommodating groove 15, after the rotating disc 53 is pulled out of the accommodating groove 15, the rotating disc 53 can rotate the fourth connecting rod 54, the fifth connecting rod 541 clamps the fourth connecting rod 54 and the third connecting rod 5 together, so that the fourth connecting rod 54 can drive the third connecting rod 5 to rotate when rotating, and when the rotating disc 53 is not in use, the rotating disc 53 can be pushed into the accommodating groove 15.
To protect the turntable 53 better, a closing cover 151 is hinged to the edge of the receiving slot 15, and the closing cover 151 can close the receiving slot 15 when the turntable 53 is not in use.
The specific implementation principle of this embodiment is as follows: when the window sash 11 on the window is in a closed state and needs to be opened, the closing cover 151 on the window frame 1 is opened, the rotating disc 53 in the accommodating groove 15 is pulled out, the rotating disc 53 is rotated, the rotating disc 53 drives the third connecting rod 5 to rotate, the rotation of the third connecting rod 5 drives the third bevel gear 51 and the fourth bevel gear 52 to rotate, the third bevel gear 51 drives the first bevel gear 31 to rotate, and further drives the first connecting rod 3 to rotate, the fourth bevel gear 52 drives the second bevel gear 41 to rotate, and further drives the second connecting rod 4 to rotate, because the tooth surfaces of the third bevel gear 51 and the fourth bevel gear 52 are opposite, the first connecting rod 3 and the second connecting rod 4 can rotate in the same direction under the driving of the third connecting rod 5, the first connecting rod 3 and the second connecting rod 4 drive the rotating cylinder 122 to rotate through the first belt 33 and the second belt 43, and the first connecting rod 3 and the second connecting rod 4 rotate at the same time, can stimulate first stay cord 35 and second stay cord 45, make first stay cord 35 and second stay cord 45 twine on to head rod 3 and second connecting rod 4 respectively, the rotation of rotatory section of thick bamboo 122 can make mosquito-proof window screening 124 along the mouth 13 downstream that slides on the window frame 1, first stay cord 35 and second stay cord 45 avoid mosquito-proof window screening 124 in mouthful 13 screens that slide, adsorb the back together when the second magnet strip 1241 of mosquito-proof window screening 124 lower part and the first magnet strip 141 in the window screening groove 14, it can to open casement 11 again. When the casement 11 needs to be closed, the casement 11 can be closed firstly, then the third connecting rod 5 is rotated, the rotation of the third connecting rod 5 drives the rotary cylinder 122 to rotate, the rotary cylinder 122 rotates to enable the mosquito-proof window screen 124 to move upwards, the first magnet strip 141 and the second magnet strip 1241 are separated under the action of the rotary cylinder 122, the scroll spring 123 enables the mosquito-proof window screen 124 to be rolled into the window screen box 12, and the influence of the mosquito-proof window screen 124 on the sight of people when the person observes from the indoor to the outside of the window is avoided.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.